| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 2°C | -27°C | -12°C |
| February | 3°C | -26°C | -12°C |
| March | 12°C | -21°C | -5°C |
| April | 28°C | 3°C | 15°C |
| May | 31°C | 0°C | 12°C |
| June | 35°C | 12°C | 22°C |
| July | 37°C | 11°C | 24°C |
| August | 32°C | 11°C | 22°C |
| September | 31°C | 7°C | 18°C |
| October | 22°C | -2°C | 8°C |
| November | 16°C | -18°C | 3°C |
| December | 4°C | -19°C | -7°C |
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